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Probability and Statistics help
(a) Explain the difference between mutually exclusive and independent events. Can a pair of events be both mutually exclusive and independent? Give examples.
(b) Discuss the problems inherent in using words such as "likely," "possibly," or "probably" to convey degree of belief.
(c) One way a discrete probability distribution can be portrayed is in a table that lists values for x and f(x). Describe two other ways distributions can be represented.
Evaluate whether the given sets of vectors form a basis or not.
In a survey of 700 randomly selected workers, 16 percent got their jobs through newspaper ads. Consider hypothesis test that uses 0.05 significance level [95 percent confidence interval], test the claim that less than 20 percent of workers got thei..
The one percent level of significance
Probability Concepts and the Standard Normal Distribution, What are some conditions under which business decisions are made using probability concepts? Provide at least two examples of subjective probability.
What is the difference between probability and non-probability sampling? In the answer provide examples on the use of probability sampling
In the class, there are 12 freshmen, of whom 8 are males and 15 sophomores, of whom 5 are females. If one student is selected at random, what is the probability of selecting a freshman or a female?
Determine the dean's optimal strategy. The dean of the School of Business at Northern Connecticut State University has been approached by a government agency in Hunan Province, China, to provide MBA training to a group of 30 midlevel officials
Make a 95 percent confidence interval on the variable age.
Determine the Minimin and Minimax regret
Analyzing the graph of the given function using first and second derivative
One mean z test
Coal company's condition, Norfolk, Virginia, a major seaport on the East Coast, has a ship coal loading facility. Coal trucks filled with coal presently arrive at the port facility at mean rate of 149 per day (Poisson distributed).
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